Male soldiers with breasts - Germany's Wachbataillon military guards are growing breast tissue on the left size of their chests. Doctors say this is because of the drill they do, where they hit that area repeatedly with their rifles.

Poop transplant - Fecal transplantation, also known as bacteriotherapy, is when healthy fecal bacteria is transplanted to a person requiring treatment. It can be done through a colonoscopy or through pills.

Bizarre medical facts you won’t believe are true

99% of the microbes in your body are still unknown to science

Advances in medicine have allowed us to live longer and better lives. But the human body is very complex and the scientific community is constantly learning new things about it. Some of these facts are absolutely extraordinary.